Home / 43,622.48-65,392.13-14,019.51

Finding the Fourth Proportional to 43,622.48, 65,392.13 and 14,019.51

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Solution

The fourth proportional to 43,622.48, 65,392.13 and 14,019.51 is: 21,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,622.48 : 65,392.13 = 14,019.51 : x
  2. Step 2: Convert to fraction form
    43,622.48/65,392.13 = 14,019.51/x
  3. Step 3: Cross multiply
    43,622.48x = 65,392.13 × 14,019.51
  4. Step 4: Simplify right side
    43,622.48x = 916,765,550.36
  5. Step 5: Solve for x
    x = 916,765,550.36/43,622.48
  6. Step 6: Final answer
    x = 21,015.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.